Structural Wood Screw
Timberlok Truss & Rafter to Top Plate Structural Wood Screws
Timber Lok 4 copy
Timber LOK 006 12 clam 2017 copy

TimberLOK delivers strong, code-compliant truss and rafter connections in seconds.

No Pre-Drilling Required

Installs in a fraction of the time versus traditional lag bolts with fewer steps and less effort. Its sharp point and aggressive threads zip right into the densest woods.

ACQ Approved & Code Compliant

Tested and supported by engineering data that conforms to the most current ICC standards. It is also approved for use in ACQ or treated lumber.

Timber LOK hex head crop copy

TimberLOK Structural Fastener

FastenMaster TimberLOK Rafter/Truss to Top Plate Installation Guide

FastenMaster TimberLOK vs. Hurricane Ties

Technical Bulletins / Installation Guides

Product Detail Drawings

Evaluation Reports

Product Brochures

Structural Detail Drawings

  • TimberLOK - Truss or Rafter to Plate - Detail TL01 (PDF)
  • TimberLOK - Truss or Rafter to Plate -Detail TL01 (DWG)

Part Numbers

2 1/2"  Doubling/sistering up 2x header
or carrying beams
Single FastenerFMTLOK212-INDY
12 pc clamshellFMTLOK212-12
50 pc boxFMTLOK212-50
500 pc bucketFMTLOK212-500
4"Attaching 2x to 4x structures -
Single FastenerFMTLOK04-INDY
12 pc clamshellFMTLOK04-12
50 pc boxFMTLOK04-50
250 pc bucketFMTLOK04-250
6"Replacing hurricane ties on rafters
or trusses. Joining multiple 4x
Single FastenerFMTLOK06-INDY
12 pc clamshellFMTLOK06-12
50 pc boxFMTLOK06-50
250 pc bucketFMTLOK06-250
8"Building up 6x landscape wallsSingle FastenerFMTLOK08-INDY
12 pc clamshellFMTLOK08-12
50 pc boxFMTLOK08-50
250 pc bucketFMTLOK08-250
10" Post and Beam constructionSingle FastenerFMTLOK10-INDY
12 pc clamshellFMTLOK10-12
50 pc box FMTLOK10-50
250 pc boxFMTLOK10-250